import java.util.*;
import java.io.*;
//不超时
public class Main2 {
    public static PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
    public static Read in = new Read();

    public static void main(String[] args) throws IOException {
        Read in = new Read();
        int n = in.nextInt();
        int x = in.nextInt();
        int[] arr = new int[n+1];
        for(int i = 1; i <= n; i++){
            arr[i] = in.nextInt();
        }
        int left = 1, right = 1;
        int retleft = -1, retright = -1;
        int retlen = n;
        int sum = 0;
        while(right <= n){
            sum += arr[right];
            while(sum >= x){
                if((right - left +1)< retlen){
                    retleft = left;
                    retright = right;
                    retlen = right - left+1;
                }
                sum -= arr[left++];
            }
            right++;
        }
        System.out.print(retleft + " " + retright);
        out.close();
    }
}


class Read /* 自定义快速读入*/{
    StringTokenizer st = new StringTokenizer("");
    BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
    String next() throws IOException {
        while(!st.hasMoreTokens()) {
            st = new StringTokenizer(bf.readLine());
        }
        return st.nextToken();
    }

    String nextLine() throws IOException {
        return bf.readLine();
    }

    int nextInt() throws IOException {
        return Integer.parseInt(next());
    }

    long nextLong() throws IOException {
        return Long.parseLong(next());
    }

    double nextDouble() throws IOException {
        return Double.parseDouble(next());
    }
}